Definition: In this task, you are given a text which is the body of a document. You are given a question and options. Pick the correct number. Don't generate anything else apart from the numbers provided in options.
Input: Context: Pseudochironomus is a genus of European and North American non-biting midges in the subfamily Chironominae of the bloodworm family Chironomidae.
Question: The document can be classified to which topic? 
Options: 1)OfficeHolder, 2)Film, 3)EducationalInstitution, 4)Animal

4